[Webkit-unassigned] [Bug 90957] [Qt] There are parallel GC related crashes regularly

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=90957





--- Comment #26 from Geoffrey Garen <ggaren at apple.com>  2012-08-05 17:27:26 PST ---
MarkStackArray::donateSomeCellsTo always donates to the shared mark stack, so this can only happen if a marking thread and the shared mark stack end up pointing to the same MarkStackSegment. One way this could happen would be if there were a threading bug in the MarkStackSegmentAllocator.

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